Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r085-smll-167814406700232.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is CloudDeployment-PT-2b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r085-smll-167814406700232
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 632K
-rw-r--r-- 1 mcc users 5.9K Feb 25 14:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 59K Feb 25 14:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Feb 25 14:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 73K Feb 25 14:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 15:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 15:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 15:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 14:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 129K Feb 25 14:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.2K Feb 25 14:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K Feb 25 14:49 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 166K Mar 5 18:22 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1678229941230

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CloudDeployment-PT-2b
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-07 22:59:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-07 22:59:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-07 22:59:04] [INFO ] Load time of PNML (sax parser for PT used): 243 ms
[2023-03-07 22:59:04] [INFO ] Transformed 556 places.
[2023-03-07 22:59:04] [INFO ] Transformed 684 transitions.
[2023-03-07 22:59:04] [INFO ] Found NUPN structural information;
[2023-03-07 22:59:04] [INFO ] Parsed PT model containing 556 places and 684 transitions and 1987 arcs in 353 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 556/556 places, 684/684 transitions.
Graph (trivial) has 568 edges and 556 vertex of which 168 / 556 are part of one of the 16 SCC in 18 ms
Free SCC test removed 152 places
Ensure Unique test removed 170 transitions
Reduce isomorphic transitions removed 170 transitions.
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Drop transitions removed 206 transitions
Trivial Post-agglo rules discarded 206 transitions
Performed 206 trivial Post agglomeration. Transition count delta: 206
Iterating post reduction 0 with 209 rules applied. Total rules applied 210 place count 401 transition count 308
Reduce places removed 206 places and 0 transitions.
Iterating post reduction 1 with 206 rules applied. Total rules applied 416 place count 195 transition count 308
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 416 place count 195 transition count 300
Deduced a syphon composed of 8 places in 3 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 432 place count 187 transition count 300
Performed 96 Post agglomeration using F-continuation condition.Transition count delta: 96
Deduced a syphon composed of 96 places in 0 ms
Reduce places removed 96 places and 0 transitions.
Iterating global reduction 2 with 192 rules applied. Total rules applied 624 place count 91 transition count 204
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 626 place count 91 transition count 202
Performed 12 Post agglomeration using F-continuation condition with reduction of 20 identical transitions.
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 3 with 24 rules applied. Total rules applied 650 place count 79 transition count 224
Applied a total of 650 rules in 130 ms. Remains 79 /556 variables (removed 477) and now considering 224/684 (removed 460) transitions.
[2023-03-07 22:59:04] [INFO ] Flow matrix only has 183 transitions (discarded 41 similar events)
// Phase 1: matrix 183 rows 79 cols
[2023-03-07 22:59:04] [INFO ] Computed 6 place invariants in 17 ms
[2023-03-07 22:59:05] [INFO ] Implicit Places using invariants in 545 ms returned []
[2023-03-07 22:59:05] [INFO ] Flow matrix only has 183 transitions (discarded 41 similar events)
[2023-03-07 22:59:05] [INFO ] Invariant cache hit.
[2023-03-07 22:59:05] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-07 22:59:05] [INFO ] Implicit Places using invariants and state equation in 470 ms returned []
Implicit Place search using SMT with State Equation took 1075 ms to find 0 implicit places.
[2023-03-07 22:59:05] [INFO ] Flow matrix only has 183 transitions (discarded 41 similar events)
[2023-03-07 22:59:05] [INFO ] Invariant cache hit.
[2023-03-07 22:59:06] [INFO ] Dead Transitions using invariants and state equation in 356 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 79/556 places, 224/684 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 1569 ms. Remains : 79/556 places, 224/684 transitions.
Discarding 148 transitions out of 224. Remains 76
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 953 resets, run finished after 1019 ms. (steps per millisecond=9 ) properties (out of 75) seen :18
Incomplete Best-First random walk after 1001 steps, including 15 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 12 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 13 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 12 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1000 steps, including 15 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 18 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 17 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 13 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 14 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 18 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 19 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 16 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 17 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 20 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 21 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1000 steps, including 17 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 16 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 21 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 21 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 12 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1000 steps, including 12 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 13 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1000 steps, including 11 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1000 steps, including 10 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 57) seen :1
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 56) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 56) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 56) seen :0
Incomplete Best-First random walk after 1000 steps, including 12 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 56) seen :1
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1000 steps, including 10 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 55) seen :0
Running SMT prover for 55 properties.
[2023-03-07 22:59:07] [INFO ] Flow matrix only has 183 transitions (discarded 41 similar events)
[2023-03-07 22:59:07] [INFO ] Invariant cache hit.
[2023-03-07 22:59:08] [INFO ] [Real]Absence check using 0 positive and 6 generalized place invariants in 4 ms returned sat
[2023-03-07 22:59:09] [INFO ] After 855ms SMT Verify possible using state equation in real domain returned unsat :15 sat :1 real:39
[2023-03-07 22:59:09] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-07 22:59:09] [INFO ] After 35ms SMT Verify possible using 63 Read/Feed constraints in real domain returned unsat :15 sat :0 real:40
[2023-03-07 22:59:09] [INFO ] After 1492ms SMT Verify possible using all constraints in real domain returned unsat :15 sat :0 real:40
[2023-03-07 22:59:09] [INFO ] [Nat]Absence check using 0 positive and 6 generalized place invariants in 4 ms returned sat
[2023-03-07 22:59:10] [INFO ] After 895ms SMT Verify possible using state equation in natural domain returned unsat :15 sat :40
[2023-03-07 22:59:11] [INFO ] After 896ms SMT Verify possible using 63 Read/Feed constraints in natural domain returned unsat :15 sat :40
[2023-03-07 22:59:12] [INFO ] After 2158ms SMT Verify possible using trap constraints in natural domain returned unsat :15 sat :40
Attempting to minimize the solution found.
Minimization took 1022 ms.
[2023-03-07 22:59:13] [INFO ] After 4617ms SMT Verify possible using all constraints in natural domain returned unsat :15 sat :40
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK STRUCTURAL_REDUCTION BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE SAT_SMT
Total runtime 9868 ms.
ITS solved all properties within timeout

BK_STOP 1678229955160

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CloudDeployment-PT-2b"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is CloudDeployment-PT-2b, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r085-smll-167814406700232"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudDeployment-PT-2b.tgz
mv CloudDeployment-PT-2b execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;